Comparative Evaluation of Contact Lens Centering of DAILIES® AquaComfort Plus® Versus 1-DAY ACUVUE® MOIST® in Japan

Inclusion Criteria: * Those who can understand the clinical study objectives and provide written informed consent. Legal representative or parental consent required if under age 20 * Those who regularly wear soft contact lenses in both eyes for a minimum of 8 hours per day and 5 days per week * Those who play ball sports at least 1 day per week * Those who need vision correction because of myopia or mild myopic astigmatism, who are eligible for use of the study device, and who can attain a visual acuity of at least 1.0 with correction * Other protocol-defined inclusion criteria may apply Exclusion Criteria: * Those who regularly wear the study device * Those who require ocular treatment with eye drops * Those who have a condition contraindicating soft contact lens wear, such as eye irritation * Those who have had ocular disorder or ocular surgery that may affect soft contact lens wear within 3 months before the start of the study * Those who are participating in another clinical study or research or have a plan of such participation during the present study * Women who are pregnant or intend to become pregnant during the study * Other protocol-defined exclusion criteria may apply